package reflect;

import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
import java.util.Scanner;

public class ReflectDemo4 {
    public static void main(String[] args) throws Exception {
        Class cls = Class.forName("reflect.Person");
        Object obj = cls.newInstance();
        Method method = cls.getMethod("sayHello");
        method.invoke(obj);


        Scanner scan = new Scanner(System.in);
        System.out.println("请输入一个类名：");
        String className = scan.nextLine();
        System.out.println("请输入一个方法名：");
        String methodName = scan.nextLine();


        Class cls2 = Class.forName(className);
        Constructor constructor = cls2.getConstructor(String.class);
        Object o = constructor.newInstance("张三");
        Method method1 = cls2.getMethod(methodName);
        method1.invoke(o);





















    }
}
